2026 Rivian R1S All-Terrain Dual Large (20in): home charging cost in Florida

A 2026 Rivian R1S All-Terrain Dual Large (20in) draws 44.4 kWh per 100 miles per the EPA; at Florida's 15.36¢/kWh residential rate that's $6.81 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. Charging at home is much cheaper than gas here: 57.5% less than gas per mile, here specifically.

What a year of driving costs

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2026 Rivian R1S All-Terrain Dual Large (20in) charged at home in Florida costs about $1,022/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,381 a year.

Filling up the 2026 Rivian R1S All-Terrain Dual Large (20in), in dollars

A 2026 Rivian R1S All-Terrain Dual Large (20in) needs roughly 128.2 kWh to reach its EPA-rated 289-mile range, which runs about $19.69 at 15.36¢/kWh in Florida.

Where this ranks

This combination ranks 12,477 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Rivian R1S All-Terrain Dual Large (20in) alone ranks 344 of 400 models for efficiency; Florida alone ranks 23 of 51 states for electricity price.

Next step: home charger installation

The numbers above assume Level 2 home charging is already in place — the electrical work behind that is a real, separate cost that varies by panel, wiring, and local labor rates, not something this page's per-mile math includes.

Line up a few Florida electrician quotes for Level 2 install before you commit either way.

Where these figures come from

See the methodology guide for exactly which EIA and EPA figures feed 2026 Rivian R1S All-Terrain Dual Large (20in)'s cost in Florida. Curious how Florida's 15.36¢/kWh compares? The guide to charging cost by state ranks every state side by side.